83 lines
2.3 KiB
Go
83 lines
2.3 KiB
Go
package testutil
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import (
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"fmt"
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"io/ioutil"
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"os"
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"strings"
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"testing"
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)
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// tmpdir is the base directory for all temporary directories
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// and files created with TempDir and TempFile. This could be
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// achieved by setting a system environment variable but then
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// the test execution would depend on whether or not the
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// environment variable is set.
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//
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// On macOS the temp base directory is quite long and that
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// triggers a problem with some tests that bind to UNIX sockets
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// where the filename seems to be too long. Using a shorter name
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// fixes this and makes the paths more readable.
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//
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// It also provides a single base directory for cleanup.
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var tmpdir = "/tmp/consul-test"
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func init() {
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if err := os.MkdirAll(tmpdir, 0755); err != nil {
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fmt.Printf("Cannot create %s. Reverting to /tmp\n", tmpdir)
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tmpdir = "/tmp"
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}
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}
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var noCleanup = strings.ToLower(os.Getenv("TEST_NOCLEANUP")) == "true"
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// TempDir creates a temporary directory within tmpdir with the name 'testname-name'.
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// If the directory cannot be created t.Fatal is called.
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// The directory will be removed when the test ends. Set TEST_NOCLEANUP env var
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// to prevent the directory from being removed.
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func TempDir(t *testing.T, name string) string {
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if t == nil {
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panic("argument t must be non-nil")
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}
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name = t.Name() + "-" + name
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name = strings.Replace(name, "/", "_", -1)
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d, err := ioutil.TempDir(tmpdir, name)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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t.Cleanup(func() {
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if noCleanup {
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t.Logf("skipping cleanup because TEST_NOCLEANUP was enabled")
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return
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}
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os.RemoveAll(d)
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})
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return d
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}
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// TempFile creates a temporary file within tmpdir with the name 'testname-name'.
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// If the file cannot be created t.Fatal is called. If a temporary directory
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// has been created before consider storing the file inside this directory to
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// avoid double cleanup.
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// The file will be removed when the test ends. Set TEST_NOCLEANUP env var
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// to prevent the file from being removed.
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func TempFile(t *testing.T, name string) *os.File {
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if t == nil {
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panic("argument t must be non-nil")
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}
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name = t.Name() + "-" + name
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name = strings.Replace(name, "/", "_", -1)
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f, err := ioutil.TempFile(tmpdir, name)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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t.Cleanup(func() {
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if noCleanup {
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t.Logf("skipping cleanup because TEST_NOCLEANUP was enabled")
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return
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}
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os.Remove(f.Name())
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})
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return f
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}
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